baber/WOPTO huggingface dataset:
Patent KR-20020085485-A (KR)
Title: Method and Tool for Assembly of Wafer Elevator
Inventor: CHAE SEUNG WON
IPC: H01L21/68
Filed: 2001-05-08
Abstract: PURPOSE: A tool for assembling a wafer elevator is provided to reduce an interval of time necessary for maintenance and to prevent a wafer from being damaged by bad alignment of the central axis of a driving shaft, by uniformly assembling the driving shaft. CONSTITUTION: The first body has a shape of a circular bar. The second body has a diameter larger than that of the first body, installed in one end of the first body. The first body is inserted into a plurality of reference holes formed in the peripheral portion of a driving shaft hole with respect to the driving shaft hole formed in a seal plate of the wafer elevator. A circular groove is formed on the outer circumferential surface of a drive cap to correspond to the reference holes, having a diameter larger than that of the reference hole. The inner circumferential surface of the circular groove confronts the outer circumferential surface of the second body so that the central axis of the driving shaft of the wafer elevator is aligned.
Patent KR-20020087220-A (KR)
Title: Method and apparatus of converting a series of data words into a modulated signal
Inventor: KIM JIN YONG
IPC: G11B20/10
Filed: 2001-05-14
Abstract: PURPOSE: A method and a device for converting serial data words to modulated signals are provided to restrain the DC components while satisfying preset cord regulations and record data cords of sequences not including synchronization patterns, in which O strings are not long and minimum run-length is not long. CONSTITUTION: A method for converting serial data words to modulated signals includes the steps of interleaving input data words in different manners, and producing a plurality of sequences by adding information to specify the interleaving manners, modulating the produced sequences to sequences proper for conditions(d,k) according to preset m/n coding rates, and selecting one sequence among the plurality of modulated sequences for making a DSV(Digital Sum Value) for the recording of a recording medium to an absolute lowest value.
Patent KR-20020094294-A (KR)
Inventor: BAEK UN SEOK
IPC: H01L27/108
Filed: 2001-06-08
Abstract: PURPOSE: A fabrication method of DRAM(Dynamic Random Access Memory) cells is provided to prevent a lifting of a capacitor by using a nitride layer as an etch stopper and to increase a capacitance by increasing area of a storage electrode using a polysilicon spacer formed at both sidewalls of an HDP(High Density Plasma) layer. CONSTITUTION: A first interlayer dielectric(33) made of a BPSG layer, a nitride layer(34) and a second interlayer dielectric(35) made of an HDP layer are sequentially formed on a lower structure(31). A storage contact hole is formed by sequentially etching the HDP layer(35), the nitride layer(34) and the BPSG layer(33). An insulating spacer(39) is formed at inner walls of the storage contact hole. A first polysilicon layer(41) and an oxide layer are sequentially formed on the resultant structure including the storage contact hole. A storage electrode pattern is formed by selectively etching the oxide layer, the first polysilicon layer and the HDP layer(35). A polysilicon spacer(45) is formed at both sidewalls of the storage electrode pattern.
Patent KR-20030000222-A (KR)
Title: Marketing agency system using the internet
Inventor: LEE HEUNG BEOM
Filed: 2001-06-22
Abstract: PURPOSE: A marketing agency system using the internet is provided to execute the marketing as a proxy by using the member information offered from an Internet site operation company. CONSTITUTION: Many article supply company servers(11,12) provide the articles to sell. The article supply company servers are connected to a supply company management system(31) through the Internet(20). Many site operation company servers(41,42) are connected to a web server(35), an operation company management system(38), and a member information management system(39) of the marketing execution system. The site operation company servers are connected to the member information databases(41a,42a). Many user computers(51,52) are connected to the site operation company servers(41,42). A data management system(37) manages the data transmitted from the article supply company servers(11,12) and the site operation company servers and transmits the information to the article supply company servers(11,12) and the site operation company servers(41,42). The data management system is connected with a mail sending system(34) and a call center operation server(33).
Patent KR-20010079381-A (KR)
Inventor: KIM GYU DONG
IPC: H04R9/00
Filed: 2001-07-10
Abstract: PURPOSE: A vibration system, method for manufacturing vibration system and micro speaker is provided to achieve a broad band high power reproduction without causing sound distortions. CONSTITUTION: A micro speaker comprises a cylindrical yoke(12) having a recess; a frame(18) coupled to the outer periphery of the yoke so as to form three-stepped recesses together with the yoke; a magnet(11) mounted at the bottom of the recess of the yoke, and which generates a non-alternating magnetic field; a plate(14) mounted onto the magnet, and which forms a magnetic gap(G11) between the outer periphery of the plate and the upper end of the inner periphery of the yoke; a voice coil(17) for generating alternating magnetic field upon applying of electrical driving signal from an external source, and which is disposed in the magnetic gap and shifts location in a vertical direction in accordance with the interaction with the non-alternating magnetic field generated from the magnet; an integrated type bobbin cap(23) having a bobbin portion(21) an outer periphery of which is wound with the voice coil, and a dome-shaped cap portion(22) formed integrally with the top of the bobbin cap; and a vibration plate(16) having an inner periphery coupled to the cap portion of the bobbin cap and an outer periphery supported at the bottom surface of the uppermost recess of the three-stepped recesses of the frame, wherein the vibration plate generates sound corresponding to the driving signal when the coil shifts location in a vertical direction.
Patent KR-20030006519-A (KR)
Title: Non-volatile semiconductor memory device with time-division sense function and read method thereof
Inventor: CHO TAE HUI
IPC: G11C7/10
Filed: 2001-07-13
Abstract: PURPOSE: A non-volatile semiconductor memory device having time-division sense function and read method thereof is provided to be capable of preventing a read error due to capacitive coupling between adjacent sense nodes. CONSTITUTION: A page buffer(PB1) is connected to the first group of bit lines(BL1,BL2), and comprises seven NMOS transistors(M1_O-M5_O,M7_O,M8_O), a PMOS transistor(M6_O), and two inverters(INV1_O,INV2_O). As a precharge part, the PMOS transistor(M6_O) is connected between a power supply voltage(Vcc) and a sense node(SO1), and is controlled by a precharge control signal(nSOSHLD_O). A page buffer(PB1) is connected to the second group of bit lines(BL3, BL4), and comprises seven NMOS transistors(M1_E-M5_E,M7_E,M8_E), a PMOS transistor(M6_E), and two inverters(INV1_E,INV2_E). As a precharge part, the PMOS transistor(M6_E) is connected between a power supply voltage(Vcc) and a sense node(SO2), and is controlled by a precharge control signal(nSOSHLD_E). A voltage of even-numbered or odd-numbered one of the sense nodes(SO1,SO2) of the page buffers(PB1,PB2) is varied according to a cell state during the first sense period, while a voltage of odd-numbered or even-numbered one of the sense nodes(SO1,SO2) of the page buffers(PB1,PB2) is fixed to a voltage during the first sense period. A voltage of odd-numbered or even-numbered one of the sense nodes(SO1,SO2) of the page buffers(PB1,PB2) is varied according to a cell state during the second sense period, while a voltage of even-numbered or odd-numbered one of the sense nodes(SO1,SO2) of the page buffers(PB1,PB2) is fixed to a voltage during the first sense period, while.
Patent KR-20030006593-A (KR)
Title: Efficient power control method and system in periodic pulsed-load
Inventor: LEE DONG YEONG
IPC: H02M1/08
Filed: 2001-07-13
Abstract: PURPOSE: A power control method and system in periodical pulse load is provided to reduce a switching loss of a converter and enhance efficiency of the converter by adding a logic circuit to a phase shift controller. CONSTITUTION: The first comparator(32) senses output voltages of an inductor and a capacitor and generates a gate voltage signal for switching a transistor if current of the inductor is more than the first reference level. The second comparator(31) generates a gating voltage signal for switching the transistor if the voltage of the capacitor is less than the second reference level. A NAND gate(34) is used for performing a NAND operation for an output of the first comparator(31) and an output of the second comparator(32). An AND gate(35) is used for performing an AND operation for an output signal of the NAND gate(34) and a gating voltage signal.
Patent KR-20030008420-A (KR)
Title: The air flux learning control method for automotive manual transmission
Inventor: LEE MYEONG GEUN
IPC: B60K15/00
Filed: 2001-07-18
Abstract: PURPOSE: A method for the learning control of the air level of a manual transmission vehicle is provided to prevent rapid increase of an engine rpm in tip-in by suppressing the decrease of a present engine rpm to a target engine rpm. CONSTITUTION: A method for the learning control of the air level of a manual transmission vehicle comprises the steps of comparing an idle learning filtering value to a first reference value by calculating an idle learning filtering value depending on a vehicle operating condition(S100-S160), calculating a first learning value and deciding the learning of the amount of the intake air of an engine if the idle learning filtering value is larger than the first reference value(S200-S220), and restricting the learning control of the amount of the intake air if a first condition is not satisfied(S170).
Patent KR-20020041274-A (KR)
Inventor: MIN BYUNG EE
IPC: E03F3/04
Filed: 2001-07-18
Abstract: PURPOSE: A form for a curved reinforcing drainpipe is provided to fit to a condition for bending according to the landform of a construction site. CONSTITUTION: The form for a curved reinforcing drainpipe comprises a reinforcing opening(39) formed spirally to reinforce against outer earth pressure, a cement mortar injection opening(16) formed on an outer side of the reinforcing opening(39), and a flexible retreated groove belt(35) formed on the bending part of an inner side(13).
Patent KR-20020019384-A (KR)
Title: Plug
Inventor: INABA YOSHIHISA
IPC: H01R13/46
Filed: 2001-08-06
Abstract: PURPOSE: To make a trouble such as damage generated hardly even when inserted and removed inclinedly with respect to a receptacle. CONSTITUTION: An engaging part 2 is projectedly provided in a front face of a plug main body 1. A width size in the vicinity of an opening end of an engaging recess 5 is made larger than the width an engaging recess 5 inside, by inclining side walls 2c, 2c opposed in a width direction of the engaging recess 5 toward respective outsides thereof in the vicinity of the opening end. When a plug P is tilted inclinedly in insertion and the removal of the plug P to/from the receptacle R, the side walls 2c, 2c of the engaging part 2 in the vicinity of the opening end of the engaging recess 5 are precluded thereby from being interfered with a projected part 22, and the trouble such as the damage in the engaging part 2 is hardly generated thereby.
Patent KR-20030013535-A (KR)
Title: System for inserting the indirect advertisement on the Internet comics contents
Inventor: HONG JONG CHEOL
Filed: 2001-08-08
Abstract: PURPOSE: A system for inserting an indirect advertisement into Internet cartoon is provided to advertise a specific commodity or brand without rejection by inserting a commodity, an image, or a logo having a brand name which is requested by an advertiser in a cartoon of a digital contents form being supplied through the Internet. CONSTITUTION: A PPL(Product Placement) D/B(110) stores an image having a PPL advertisement and stores a cartoon image having a commodity, an image, a brand name, or a logo requested by an advertiser. A cartoon DB(115) stores an original cartoon which can not insert a PPL advertisement. The PPL D/B(110) and the cartoon DB(115) are related thereto with respect to an identical cartoon. If a transmission of the next page is requested from a client(130), a cartoon image selection unit(120) decides whether an original cartoon image or a PPL cartoon image is transmitted. In addition, in the case that a PPL cartoon image is transmitted, the cartoon image selection unit(120) decides one PPL cartoon image out of PPL cartoon images having a commodity, an image, a brand name, or a logo requested by a certain advertiser. A cartoon image transmission unit(125) processes cartoon image data transmitted in the cartoon image selection unit(120) as a form capable of being processed in the client(130) and transmits the cartoon image data to the client(130).
Patent KR-20030015559-A (KR)
Title: Raw materials for anti-cracking polyurethane foams and making method the same
Inventor: KIM JU HYEON
IPC: C08G18/40
Filed: 2001-08-16
Abstract: PURPOSE: Provided is a raw material composition of polyurethane foam for improving the crack of the foam by lowering the OH value of polyol and changing a catalyst package. CONSTITUTION: The raw material composition of the polyurethane foam comprises: 100pts.wt. of a polyol mixture comprising (a) 45-60wt% of a polyol having the OH value of 460 and obtained by the polymerization with an organic oxide using sorbitol with a hexafunctional group as an initiator, (b) 15-35wt% of a polyol having the OH value of 350 and obtained by the polymerization with an organic oxide using T.D.A with a tetrafunctional group as an initiator, (c) 2.5-7.5wt% of a polyol having the OH value of 330 and obtained by the polymerization with an organic oxide using ester with a pentafunctional group as an initiator, (d) 10-15wt% of a polyol having the OH value of 280 and obtained by the polymerization with an organic oxide using glycerin with a trifunctional group as an initiator, (e) 0-10wt% of a polyol having the OH value of 635 and obtained by the polymerization with an organic oxide using E.D.A with a tetrafunctional group as an initiator; 140-180pts.wt. of polyisocyanate; 1.0-3.0pts.wt. of a catalyst; 30.0-35.0pts.wt. of a foaming agent; and 1.0-3.0pts.wt. of a stabilizer.
Patent KR-20030015989-A (KR)
Title: Dash isolation pad mounting method of automobile
Inventor: KIM HYO GEUN
IPC: B62D25/14
Filed: 2001-08-20
Abstract: PURPOSE: A method of coupling a dash isolation pad of a vehicle is provided to reduce indoor noise and reduce the number of assembly processes. CONSTITUTION: In a method of coupling a dash isolation pad of a vehicle, plural holes(20) are installed in a dash isolation pad(2), to install a holder support(21) with the base closed. A wiring holder(40) coupled with wiring(6) is assembled to the holder support. The dash isolation pad is coupled with a dash panel(1) by a usual method. The holder support forms blocking plates(23,23') with a bent-up groove, projections for fixing, and flanges(27) on the inner surface and the periphery of support pipes and pieces for fixing(28,28') are formed to the flanges. Protrusions for fixing(30,30') fixed to the pieces for fixing are formed to the inside of the support plates. A fixing protrusion and a fixing groove are installed to the flanges. The fixing protrusion and the fixing groove are assembled by bending up the bent-up groove.
Patent KR-20030016847-A (KR)
Title: an oil seperator for blow-by gas of vehicles
Inventor: JIN SEOK BEOM
IPC: F01M13/04
Filed: 2001-08-22
Abstract: PURPOSE: An oil separator of blow-by gas for a vehicle is provided to circulate blow-by gas actively by automatically separating oil from a filter in sticking impurities and oil to the filter, and to cut down replacement expenses by extending the replacement cycle. CONSTITUTION: An oil separator for blow-by gas of a vehicle is composed of a housing(110) having an inlet(111), an outlet(112) and a drain passage(113); a filter fixing body(120) installed in the lower part of the housing with rotating; a filter(121) installed in the filter fixing body; a motor(130) rotating the filter fixing body; a pressure regulating chamber(140) rising in increasing pressure of gas in the housing; a diaphragm(142) opening in lifting the pressure regulating chamber; a switch(150) turned on with lifting the pressure regulating chamber; and a relay(170) supplying current from a battery(160) to the motor in turning on the switch. Blow-by gas is circulated actively with automatically separating oil from the filter in sticking the large amount of oil to the filter.
Patent KR-20030017786-A (KR)
Title: Inserting type mobile phone
Inventor: JUN CHANG RIM
IPC: H04Q7/32
Filed: 2001-08-22
Abstract: PURPOSE: A mobile phone terminal with an insertion type is provided to confirm an LCD in a standby mode and have a large-sized LCD by inserting and combining an input keyboard into the LCD. CONSTITUTION: An LCD(2) has a liquid crystal panel for displaying picture and character signals and an input keyboard inserting guide formed at the both sides of a rear internal space of the liquid crystal panel. An input keyboard(4) is inserted and combined into the mobile phone terminal based on the input keyboard inserting guide in the LCD(2). The conversion between a standby mode and a speech mode is performed by the insertion and ejection of the input keyboard(4). Some parts of input buttons of the input keyboard(4) are exposed in the standby mode.
Patent KR-20030017797-A (KR)
Title: Fluoride-releasing filter material for protecting carious teeth and its application
Inventor: HONG DA WIT
IPC: B01D39/20
Filed: 2001-08-22
Abstract: PURPOSE: A fluorine ion release filter material for preventing tooth decay and a method for applying the same are provided to obtain a drinking water capable of preventing tooth decay by correcting fluorine ion content in drinking water to a level of 0.8 to 1.2 ppm (mg/L) suitable for preventing tooth decay using fluorine releasing mineral. CONSTITUTION: In a method for manufacturing drinking water for preventing tooth decay, a method for manufacturing a fluorine ion release filter material for preventing tooth decay is characterized in that a filter material from which an appropriate amount of fluorine ion is continuously released is manufactured by mixing, milling and washing natural apatite and an aqueous fluorine compound solution, wherein the aqueous fluorine compound solution is sodium fluoride, silicon fluoride, or a composite thereof having a concentration of 5 to 30%, and wherein the filter material is mixed with veinstone, activated carbon for water purification, and ion exchange fiber or resin to manufacture a cartridge for ordinary water purifier and a cartridge for featured water purifier.
Patent KR-20020016582-A (KR)
Inventor: WEBER RUDOLF
IPC: H04N3/27
Filed: 2001-08-24
Abstract: PURPOSE: A deflection circuit with a feedback controlled capacitive transformation is provided to regulate switching timing of a switching transistor, so as to obtain a same deflection current using a same supplied voltage from deflection frequencies. CONSTITUTION: A first retrace capacitance(C1) and a second retrace capacitance(C2) are provided. A horizontal deflection winding(Ly) is coupled to the first and second retrace capacitances to form a resonant circuit, during retrace. A first switching transistor(Q1) responsive to a first control signal(HOR.DRIVE) at a horizontal deflection frequency(fH) selected from a range of horizontal deflection frequencies and coupled to the first retrace capacitance generates a first retrace pulse voltage(V1) in the first retrace capacitance. A second switching transistor(Q2) responsive to a second control signal(Output of Q8) is coupled to the second retrace capacitance. A second retrace pulse voltage(V2) is generated in the second retrace capacitance. The second retrace pulse voltage is combined with the first retrace pulse voltage to produce a deflection current(iy) in the deflection winding. A controllable phase shifter(58) responsive to a feedback signal(iQ4) indicative of a magnitude of a supply current(Is) generates the second control signal at a controllable phase with respect to the first control signal to regulate the deflection current amplitude at each of the selected frequencies by retrace capacitance transformation.
Patent KR-20030017228-A (KR)
Title: Turbo fan
Inventor: KIM SEUNG CHEON
IPC: F04D29/30
Filed: 2001-08-24
Abstract: PURPOSE: A turbo fan is provided to reduce the thickness of blades while keeping or increasing the wind amount with an equal or reduced power consumption by further forming a local negative pressure surface to a rear part of a negative pressure surface. CONSTITUTION: A turbo fan includes blades, each of the blades having a body part(41) of which all vertical projection surfaces are biased to a side of a line connecting a front end point to a rear end point, and a rear end vortex preventing part(43) protruded from a negative pressure surface(34) of a rear end of the body part for forming a local negative pressure surface(36).
Patent KR-20010088736-A (KR)
Inventor: LEE BYOUNG IL
IPC: B24B47/28
Filed: 2001-08-28
Abstract: PURPOSE: A polishing machine is provided, in which nuts coupled to a screw rotate in the opposite directions to each other, to thereby minimize backlash and achieve an improved polishing accuracy. CONSTITUTION: A polishing machine comprises: a base; a roller unit mounted onto the base, and which is constituted by a main roller and an idle roller; and a space adjuster unit for adjusting the space between the main roller and the idle roller of the roller unit. The space adjuster unit includes two or more screw bearing cases(14) mounted onto the base with a predetermined space between cases; a screw(16) inserted in the lateral direction into the screw bearing case, and which has screw threads formed in different directions; nuts(18,19) coupled to the screw, respectively, with a predetermined space between nuts. Each nut has screw holes for accommodating a spring(32) and an adjusting pin(30), and prevents the backlash of the screw by fastening the adjusting pin.
Patent KR-20020072764-A (KR)
Inventor: JEONG YOUNG NAM
IPC: C02F1/00
Filed: 2001-08-30
Abstract: PURPOSE: A sewage treatment method and apparatus therefor is provided, which uses single driving part for primary screens and secondary screen, filter coarse impurities by a primary coarse screen and fine impurities by secondary fine screen, so that can filter with low power consumption with maximized treatment efficiency, the filtrate being transferred directly to solid/liquid separator. CONSTITUTION: The sewage treatment method comprises the steps of introducing sewage and wastewater to a coarse screen(3) by a driving part, dewatering the filtrate to a first flow storage tank(7), filtering impurities and discharging through a discharge drum(5) and a screw press(6); feeding the filtrate stored at the first storage tank(7) to a fine screen(4) by the driving part, secondarily dewatering the filtrate to a second flow storage tank(22), and transferring the filtrate through a filtrate discharge line(23) for solid/liquid separation; and filtering the impurities and discharging through the discharge drum(5) and the screw press(6).